data=list(map(int, input().split()))
acount=0
bcount=0
for i in range(3):
  if data[0]==data[i]:
    acount+=1
for i in range(1,3):
  if data[1]==data[i]:
    bcount+=1
if acount>bcount:
  if acount==3:
    print(f"{acount} {data[0]}")
  elif acount==2:
    del data[0:1]
    data.sort(reverse=True)
    a=data[0]
    b=data[1]
    print(f"{acount} {a} {b}")
elif bcount>acount:
  del data[1:2]
  data.sort(reverse=True)
  a=data[0]
  b=data[1]
  print(f"{bcount} {a} {b}")
else:
  data.sort(reverse=True)
  a=data[0]
  b=data[1]
  c=data[2]
  print(f"1 {a} {b} {c}")